Floor mat



FIG. 1 is a top plan view of a first embodiment of the floor mat, showing my new design, all other views of the floor mat are non-essential; and,

FIG. 2 is a top plan view of a second embodiment of the floor mat, showing my new design, all other views of the floor mat are non-essential. 

The ornamental design for a floor mat, as shown and described. 